AS28952

AS28952 is O2 Business Services, a.s.

Short answer

AS28952 belongs to O2 Business Services, a.s. DB-IP Lite attributes 43,264 IPv4 addresses in 9 ranges and 2 IPv6 ranges to it, all or nearly all of the IPv4 space in Slovakia. The number is registered with RIPE NCC in Slovakia on 8 Jun 2015.

Facts for AS28952
Operator (DB-IP)O2 Business Services, a.s
IPv4 addresses43,264
IPv4 ranges9
IPv6 ranges2
RegistryRIPE NCC
Registered8 Jun 2015
Registry countrySlovakia (SK)

Does it publish a geofeed?

We haven’t checked this network’s registry records for a geofeed yet. The Truth Check looks for one live for any address you test.

Shared addresses (CGNAT)

O2 Business Services, a.s hasn’t been documented as using carrier-grade NAT in a source we could check. To see whether your own connection is behind it, compare your router’s address on the CGNAT check.

IPv6

DB-IP lists 2 IPv6 ranges for AS28952, so customers can get IPv6 addresses, which databases place separately from IPv4.

Where its IPv4 space is used, according to DB-IP

SK100%

Share of the network’s IPv4 addresses by DB-IP Country Lite. IP Geolocation by DB-IP.

IP ranges

RangeAs CIDRAddresses
31.3.32.0 – 31.3.63.25531.3.32.0/198,192
37.58.0.0 – 37.58.15.25537.58.0.0/204,096
37.152.96.0 – 37.152.127.25537.152.96.0/198,192
46.34.224.0 – 46.34.255.25546.34.224.0/198,192
90.176.0.0 – 90.176.31.25590.176.0.0/198,192
91.191.69.0 – 91.191.69.25591.191.69.0/24256
91.191.80.0 – 91.191.83.25591.191.80.0/221,024
151.236.224.0 – 151.236.239.255151.236.224.0/204,096
185.103.144.0 – 185.103.147.255185.103.144.0/221,024
2a03:6947:1800:: – 2a03:6947:18ff:ffff:ffff:ffff:ffff:ffff2a03:6947:1800::/40IPv6
2a06:2c40:: – 2a06:2c47:ffff:ffff:ffff:ffff:ffff:ffff2a06:2c40::/29IPv6
Showing 9 of 9 IPv4 and 2 of 2 IPv6 ranges All ranges (CSV)

IP Geolocation by DB-IP, ASN Lite, CC BY 4.0.

Using an address from this network? See which sources agree on where it is.

Sources

  1. DB-IP IP to ASN Lite (CC BY 4.0) · checked 3 Nov 2026
  2. NRO RIR delegated-extended statistics · checked 6 Nov 2026